Details: 125kva copper wound servo controlled automatic voltage stabilizersupply, installation, testing and commissioning of 125 kva copper wound servo controlled automatic voltage stabilizer with the following specifications:input voltage range = 230 to 460 volts (phase to phase)b) output voltage range = 415 volts + 2.5% (phase to phase)c) frequency: 50 hz.d) capacity overload: 20 % overload for one hour.e) protection : over load & short circuitf) three phaseg) indoor typeh) unbalance typei) it shall suitable for all power factor.j) cooling shall be onan.k) efficiency will be more than 95%.l) adequate size of the stabilizer using heavy duty steelm) speed of correction more than 10 volt per second.n) suitable capacity of ac synchronous servo motor shall be usedo) suitable quantity of fresh transformer oil of power oil for adequate cooling shall be usedp) quality of copper used will of purity 99.97% pure.q) main on indication lamp.r) visual indication for input voltage beyond the input voltage
Sector: Industry Development